| Headsigns | Start | End | Duration | Schedule |
|---|---|---|---|---|
531 Willowbrook 531 White Rock Centre | 06:13 | 24:34 | 18:21 | Sa (9/07-1/03) |
| Headsign | Start | End | Duration | Service days |
|---|---|---|---|---|
| 531 White Rock Centre | 06:13 | 07:03 | 00:50 | Sa (9/07-1/03) +12/26 |
| 531 Willowbrook | 07:21 | 08:11 | 00:50 | Sa (9/07-1/03) +12/26 |
| 531 White Rock Centre | 08:40 | 09:33 | 00:53 | Sa (9/07-1/03) +12/26 |
| 531 Willowbrook | 09:54 | 10:53 | 00:59 | Sa (9/07-1/03) +12/26 |
| 531 White Rock Centre | 11:10 | 12:09 | 00:59 | Sa (9/07-1/03) +12/26 |
| 531 Willowbrook | 12:24 | 13:26 | 01:02 | Sa (9/07-1/03) +12/26 |
| 531 White Rock Centre | 13:40 | 14:42 | 01:02 | Sa (9/07-1/03) +12/26 |
| 531 Willowbrook | 14:54 | 15:56 | 01:02 | Sa (9/07-1/03) +12/26 |
| 531 White Rock Centre | 16:10 | 17:06 | 00:56 | Sa (9/07-1/03) +12/26 |
| 531 Willowbrook | 17:24 | 18:22 | 00:58 | Sa (9/07-1/03) +12/26 |
| 531 White Rock Centre | 18:40 | 19:33 | 00:53 | Sa (9/07-1/03) +12/26 |
| 531 Willowbrook | 19:53 | 20:42 | 00:49 | Sa (9/07-1/03) +12/26 |
| 531 White Rock Centre | 20:52 | 21:41 | 00:49 | Sa (9/07-1/03) +12/26 |
| 531 Willowbrook | 21:52 | 22:38 | 00:46 | Sa (9/07-1/03) +12/26 |
| 531 White Rock Centre | 22:50 | 23:39 | 00:49 | Sa (9/07-1/03) +12/26 |
| 531 Willowbrook | 23:50 | 24:34 | 00:44 | Sa (9/07-1/03) +12/26 |